and michelle obama coming out right now, mika. obviously this president has faced the challenges of -- >> exactly 46 past the hour. the moment of silence. ♪ ♪ >> john meacham, this president now carries the tremendous burden that the last administration carried, to hold true to the words that so many americans spoke 11 years ago, never again. and what a burden that is for him. >> never forget. you talk to presidents. you hear president obama talk about the most solemn responsibility is sending other people's children into battle. he's doing it in this case in protecting the country because at this hour, 11 years ago, civilians who were innocent became combatants in a war they did not know was unfolding and it was the murder of innocence and the slaughter of innocence and that's what we commemorate now. >> the remembrances will continue throughout the morning. another moment of silence at 9:03 a.m., the moment the second tower was hit. we'll be right back with more live coverage. losing weight clicked for me when i found a plan